Choke Tube Tester Set - Set of 3

This tester is a must for preventing accidental choking. If an object fits completely inside the tester, it's small enough to be a hazard.

Allen Company Choke Tube Vials, 12-Gauge Chokes

Beckers

Performore Choke Tester for Small Objects Choking Hazards for Children, Anti-choking Hazard Device for Kids, Home Safety Portable Tube Cylinder Tester

Briley MFG - Companion Drop-In Tube Set, Standard Weight COMPLETE SET

Shotgun Choke Tubes Guide for Hunting and Shooting

No Choke Tube - Set of 3

No Choke Tube - Set of 3

Energy Stick® Science Kit - Steve Spangler Science

Choking Tungsten - Wildfowl

Carlson's Extended Complete Waterfowl Choke Tube Set Browning